absorbance
/əbˈsɔɹ.bn̩s/
"absorbance" is a 10-letter English headword indexed on PlainSpell.
The verdict
“absorbance” is uncommon English (frequency #61,243 among 3,931 “A” headwords), classed as a noun. The kind of spelling people second-guess.
- #61,243
- frequency rank, English
- 3,931
- “A” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.
Corpus desk
Index EN-absorbance · absorbance · English
absorbance · rank #61,243 · 0 variants · 0 confusables
- FREQ-RARE #61,243
- LEN-MEGA 10 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,931
- PHOTO-FINISH absurdist
Nearest frequency peer: absurdist (+1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “absorbance”
Sparse band: bars invert rank so rarer forms read shorter
- abiotic
abiotic
38,760 corpus weight
- absorbance
absorbance
38,758 corpus weight
- absurdist
absurdist
38,757 corpus weight
- acculturati…
acculturation
38,755 corpus weight
- Acevedo
Acevedo
38,754 corpus weight
- acrid
acrid
38,753 corpus weight
What this shows Long-tail view: where “absorbance” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | absorbance |
| Language | English |
| Part of speech | Noun |
| IPA | /əbˈsɔɹ.bn̩s/ |
| Letters | 10 |
| Frequency rank | #61,243 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “absorbance” in English
Rare enough to double-check
absorbance is uncommon English at frequency #61,243 among 3,931 “A” headwords, classed as anoun, transcribed /əbˈsɔɹ.bn̩s/. Rarity is why readers land here mid-draft. Gloss: "A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.".
absorbance doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: From absorb + -ance. The correct English form is absorbance, spelled A-B-S-O-R-B-A-N-C-E.
Definition
- 1A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.
Etymology
From absorb + -ance.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "absorbance", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).